نتایج جستجو برای: power laser therapy

تعداد نتایج: 1291636  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شیراز - دانشکده علوم 1390

any change in the refractive index of a laser active medium can lead to serious degradation of beam quality, laser beam modes, laser performance and variation in the intensity distribution. alteration in the refractive index of laser active medium is especially notable in high power lasers. it is clear that in the laser beam production, the pumping agent induces a great amount of heat which...

Journal: :journal of lasers in medical sciences 0
mohammad asnaashari professor of endodontics, school of dentistry, shahid beheshti medical university, tehran, iran. shadi mohebi dentist,laser center of school of dentistry, shahid beheshti medical university, tehran, iran. payam paymanpour post graduate student of endodontics, school of dentistry, shahid beheshti medical university, tehran, iran.

introduction: post-endodontic treatment pain is a relatively common condition which needs analgesics for patient’s pain relief. low-level laser therapy (lllt) is suggested as a non-pharmacological and non-invasive treatment for dealing with painful conditions. the purpose of this study was to evaluate the pain relief effect of lllt after endodontic treatment. methods: eighty patients randomly r...

Journal: :journal of lasers in medical sciences 0
maryam basirat oral medicine department, guilan university of medical sciences, rasht, iran

it is the output power and density of the lasers which determine whether a laser is a low or high-power one. if the density is less than 670mw/cm2, the laser is called a low power one. the output power of these lasers is usually less than 250mw. they use different mechanisms to accelerate wound healing such as: cellular biostimulation, improvement of circulation, vasodilation, analgesic and ant...

Journal: :trauma monthly 0
kamal seyed forootan hazrate fateme hospital, iran university of medical sciences, tehran, ir iran; hazrate fateme hospital, iran university of medical sciences, tehran, ir iran. tel: +98-9121213716 siamak farokh forghani hazrate fateme hospital, iran university of medical sciences, tehran, ir iran seyed pezhman madani hazrate fateme hospital, iran university of medical sciences, tehran, ir iran hamid karimi estahbanati hazrate fateme hospital, iran university of medical sciences, tehran, ir iran nazilla sadat seyed forootan biology department, california state university, northridge, united state of america

conclusions accordingly, laser therapy in our protocol seemed to affect some of the nerve growth parameters, mostly on motor rather than sensory fibers. results in the two -point discrimination- test, there was no significant difference between the two groups in the thumbs but a significant improvement was observed in the index finger of the lt group. improvement of muscular examinations such a...

Journal: یافته 2009

Akbari A1 1. Assistant Professor, Department of Physiotherapy, Faculty of Medicine, Zahedan University of Medical Sciences Abstract Background: Shoulder pain is the third most prevalent cause of musculoskeletal disorder after low back and cervical pains. Most of the shoulder symptoms are attributed to the rotator cuff. The objective of this study was to compare the effects of low-power ...

تقی زاده دلخوش, سیروس, فاطمی, الهام, قربانی, راهب, محمدی, رقیه,

Background and purpose: Osteoarthritis is the most common type of arthritis. It is the main cause of chronic musculoskeletal pain and disability in elderly population. The aim of this research was to compare the effects of low-level laser therapy (LLLT) and high-intensity laser therapy (HILT) on pain relief and reducing disability in patients with knee osteoarthritis. Materials and methods: A ...

A. Shakeri-zadeh P. Shokrani S. Haghjooy Javanmard S. Pandesh

Introduction: Photothermal therapy using gold nanoshells is one of cancer therapy methods. Gold nanoshells generally consist of a silica core and a thin gold shell. Fe3O4@Au core-shell can be used for magnetic targeted therapy. The objective of this study was investigation of the photothermal effects of magnetically targeted Fe3O4@Au NPs and NIR laser irradiation on model of me...

Journal: :journal of lasers in medical sciences 0
seyyed amir seyyedi department of oral medicine, faculty of dentistry, urmia university of medical sciences, urmia, iran pooya olyaee department of orthodontics, faculty of dentistry, urmia university of medical sciences, urmia, iran zohreh dalirsani oral and maxillofacial diseases research center, faculty of dentistry, mashhad university of medical sciences, mashhad, iran farnaz falaki oral and maxillofacial diseases research center, faculty of dentistry, mashhad university of medical sciences, mashhad, iran

low-power lasers are a group of lasers with a power less than 500 mw and unlike high-power lasers they have no effect on tissue temperature; they produce light-dependent chemical reactions in tissues. the purpose of this study was to review the clinical applications of these lasers and their success rate in different studies in orofacial pains. the articles with the key word “low level laser th...

ژورنال: Physical Treatments 2017
بیگلریان, اکبر, رستگار کوتنائی, فروزان, عزتی, کامران, قدرتی, مریم, مصلی نژاد, زهرا, نقی خانی, مهرداد, نوروزی, مهدی,

Purpose: Osteoarthritis is one the most common chronic diseases of the joints that mostly affects knee joint. Low power laser is one the minimally invasive treatments of osteoarthritis. However, the efficacy of this therapy is still controversial. This study aimed to evaluate the efficacy of low power laser therapy in reducing pain and increasing knee range of motion compared to placebo laser. ...

Journal: :journal of lasers in medical sciences 0
goran batinjan university of zagreb, school of dental medicine, department of oral surgery, zagreb, croatia irina filipović zore university of zagreb, school of dental medicine, department of oral surgery, zagreb, croatia ivana rupić university of zagreb, school of dental medicine, department of oral surgery, zagreb, croatia ivona bago jurič university of zagreb, school of dental medicine, department of endodontics and restorative dentistry, zagreb, croatia zvonimir zore university clinical hospital center, sisters of mercy, department of surgical oncology, zagreb, croatia dragana gabrić pandurić university of zagreb, school of dental medicine, department of oral surgery, zagreb, croatia

introduction: the purpose of this study was to evaluate the antimicrobial photodynamic therapy (apdt) and low level laser therapy (lllt) on wound healing, pain intensity, swelling problems, halitosis and the postoperative usage of analgesics after surgical removal of lower third molars. methods: one hundred and fifty patients, randomly divided into three groups were selected (50 per each group)...

نمودار تعداد نتایج جستجو در هر سال

با کلیک روی نمودار نتایج را به سال انتشار فیلتر کنید